Base | Representation |
---|---|
bin | 10111011011010011010011… |
… | …010101111010010111001101 |
3 | 111111210200120221211202222112 |
4 | 113123103103111322113031 |
5 | 102001030420113424401 |
6 | 1003043520053353405 |
7 | 30462521465406500 |
oct | 2733232325722715 |
9 | 444720527752875 |
10 | 103031221233101 |
11 | 2a913328405437 |
12 | b680183638865 |
13 | 4564a58057b75 |
14 | 1b62a4840d137 |
15 | bda129e6e3bb |
hex | 5db4d357a5cd |
103031221233101 has 12 divisors (see below), whose sum is σ = 120913287991452. Its totient is φ = 87530949007488.
The previous prime is 103031221233043. The next prime is 103031221233203. The reversal of 103031221233101 is 101332122130301.
It can be written as a sum of positive squares in 2 ways, for example, as 591499428100 + 102439721805001 = 769090^2 + 10121251^2 .
It is a de Polignac number, because none of the positive numbers 2k-103031221233101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103031221230101) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9303879350 + ... + 9303890423.
It is an arithmetic number, because the mean of its divisors is an integer number (10076107332621).
Almost surely, 2103031221233101 is an apocalyptic number.
It is an amenable number.
103031221233101 is a deficient number, since it is larger than the sum of its proper divisors (17882066758351).
103031221233101 is a wasteful number, since it uses less digits than its factorization.
103031221233101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18607769900 (or 18607769893 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 103031221233101 its reverse (101332122130301), we get a palindrome (204363343363402).
The spelling of 103031221233101 in words is "one hundred three trillion, thirty-one billion, two hundred twenty-one million, two hundred thirty-three thousand, one hundred one".
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